2 * Copyright (c) 2004 Takanori Watanabe
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
31 #include <sys/param.h>
32 #include <sys/kernel.h>
34 #include <contrib/dev/acpica/acpi.h>
36 #include <sys/module.h>
37 #include <dev/acpica/acpivar.h>
38 #include <sys/sysctl.h>
40 #define _COMPONENT ACPI_OEM
41 ACPI_MODULE_NAME("Sony")
43 #define ACPI_SONY_GET_BRIGHTNESS "GBRT"
44 #define ACPI_SONY_SET_BRIGHTNESS "SBRT"
45 #define ACPI_SONY_GET_PID "GPID"
49 * [GS]BRT [GS]PBR [GS]CTR [GS]PCR [GS]CMI [CDPW GCDP]? GWDP PWAK PWRN
53 struct acpi_sony_softc {
56 static struct acpi_sony_name_list
62 } acpi_sony_oids[] = {
63 { "brightness", "GBRT", "SBRT", "Display Brightness"},
64 { "ctr", "GCTR", "SCTR", "??"},
65 { "pcr", "GPCR", "SPCR", "???"},
67 { "cmi", "GCMI", "SCMI", "????"},
69 { "wdp", "GWDP", NULL, "?????"},
70 { "cdp", "GCDP", "CDPW", "??????"}, /*shares [\GL03]&0x8 flag*/
74 static int acpi_sony_probe(device_t dev);
75 static int acpi_sony_attach(device_t dev);
76 static int acpi_sony_detach(device_t dev);
77 static int sysctl_acpi_sony_gen_handler(SYSCTL_HANDLER_ARGS);
79 static device_method_t acpi_sony_methods[] = {
80 /* Device interface */
81 DEVMETHOD(device_probe, acpi_sony_probe),
82 DEVMETHOD(device_attach, acpi_sony_attach),
83 DEVMETHOD(device_detach, acpi_sony_detach),
88 static driver_t acpi_sony_driver = {
91 sizeof(struct acpi_sony_softc),
94 static devclass_t acpi_sony_devclass;
96 DRIVER_MODULE(acpi_sony, acpi, acpi_sony_driver, acpi_sony_devclass,
98 MODULE_DEPEND(acpi_sony, acpi, 1, 1, 1);
99 static char *sny_id[] = {"SNY5001", NULL};
102 acpi_sony_probe(device_t dev)
104 struct acpi_sony_softc *sc;
107 sc = device_get_softc(dev);
109 if (ACPI_ID_PROBE(device_get_parent(dev), dev, sny_id)) {
110 device_set_desc(dev, "Sony notebook controller");
117 acpi_sony_attach(device_t dev)
119 struct acpi_sony_softc *sc;
122 sc = device_get_softc(dev);
123 acpi_GetInteger(acpi_get_handle(dev), ACPI_SONY_GET_PID, &sc->pid);
124 device_printf(dev, "PID %x\n", sc->pid);
125 for (i = 0 ; acpi_sony_oids[i].nodename != NULL; i++){
126 SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev),
127 SYSCTL_CHILDREN(device_get_sysctl_tree(dev)),
128 i, acpi_sony_oids[i].nodename , CTLTYPE_INT |
129 ((acpi_sony_oids[i].setmethod)? CTLFLAG_RW: CTLFLAG_RD),
130 dev, i, sysctl_acpi_sony_gen_handler, "I",
131 acpi_sony_oids[i].comment);
137 acpi_sony_detach(device_t dev)
144 acpi_sony_suspend(device_t dev)
146 struct acpi_sony_softc *sc = device_get_softc(dev);
151 acpi_sony_resume(device_t dev)
158 sysctl_acpi_sony_gen_handler(SYSCTL_HANDLER_ARGS)
161 int function = oidp->oid_arg2;
164 acpi_GetInteger(acpi_get_handle(dev),
165 acpi_sony_oids[function].getmethod, &val);
166 error = sysctl_handle_int(oidp, &val, 0, req);
167 if (error || !req->newptr || !acpi_sony_oids[function].setmethod)
169 acpi_SetInteger(acpi_get_handle(dev),
170 acpi_sony_oids[function].setmethod, val);